Home / 1,148,001.34-1,722,018.57-400,047.34

Finding the Fourth Proportional to 1,148,001.34, 1,722,018.57 and 400,047.34

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Solution

The fourth proportional to 1,148,001.34, 1,722,018.57 and 400,047.34 is: 600,076.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,001.34 : 1,722,018.57 = 400,047.34 : x
  2. Step 2: Convert to fraction form
    1,148,001.34/1,722,018.57 = 400,047.34/x
  3. Step 3: Cross multiply
    1,148,001.34x = 1,722,018.57 × 400,047.34
  4. Step 4: Simplify right side
    1,148,001.34x = 688,888,948,359.10
  5. Step 5: Solve for x
    x = 688,888,948,359.10/1,148,001.34
  6. Step 6: Final answer
    x = 600,076.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.